- 20 mm Stopper, PTFE, Gry
20 mm Stopper, PTFE, Gry
- Provides maximum sealing for vials with straight wall glass finish
- For use with bottles and vials with no blowback feature
|Mouth ID x OD (mm)||13 x 20|
|Rubber Material||Gray Chlorobutyl-Isoprene Blend, PTFE Faced|
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